Fashion photo: woman with skateboard against blue sky

Theme: Carrying the blue sky on her back. Subject: A realistic fashion photograph in 4:5 vertical format. A long-legged adult female model with a model-like figure is placed full-body in the center of the frame. The person stands with her back to the camera, holding a skateboard horizontally behind her waist while looking back over her left shoulder. The person occupies about 80% of the frame, leaving negative space of blue sky and white clouds above and to the upper right. Person/Expression: Natural, refined Japanese fashion model atmosphere. Dark brown hair tied in a low bun, with fine flyaway hairs around the face. Semi-matte natural skin, thin eyebrows, light brown eyes, subdued coral cheek, calm rose-beige lips. A cool expression with a slightly raised chin and closed mouth, quietly meeting the camera. Clothing/Pose: A vivid cobalt blue nylon track jacket worn off both shoulders, with a white thin-strap camisole inside. Thick short pants with white piping, white short crew socks, ivory and brown low-top sneakers. Legs spread wide, weight on the left leg, right leg extended diagonally outward. Both arms rotated toward the back, left hand gripping the underside of the board's left edge, right hand near the right-side truck. Holding a skateboard with black base and blue and beige graphic scratches horizontally at waist height, wheels and trucks facing the camera. Fingers naturally pressed against the board, with fine wrinkles in the sleeve from the grip. Background/Light: Outdoor terrace of a modern high-rise building. Black vertical louvers on the left, gray walls, planted trees, glass railing on the right, and distant city buildings. The sky is a clear vivid blue with soft white cumulus clouds on a summer midday. Bright sunlight enters from the upper right, creating clear highlights on the shoulders, back, and outer legs. Add cool reflected light from the sky on the jacket's blue, and soft reflected light from the floor on the shadowed side of the skin. The person's shadow extends naturally to the rear left. Composition/Camera: A full-body portrait from a slightly low camera position, looking up lightly. Focal length around 50mm, avoiding excessive wide-angle distortion while making the legs look long. Place the person in the center, with the skateboard forming a strong horizontal line across the waist. Fully include the feet in the frame, with appropriate negative space on both sides. The person and board are in high detail, the background cityscape softly blurred with a shallow depth of field. Texture/Style: Sharp, vivid outdoor photography like a sports fashion magazine cover. Make the color contrast of cobalt blue, thick, white, and sky color crisp, with high but not unnatural saturation. Finely describe the nylon sheen, scratches on the board surface, gum sole, sock weave, and natural skin texture. Sharp edges, slightly strong contrast, a refreshing and cool finish. Negative: Childlike appearance, unnatural face, unnatural gaze, extra fingers, missing fingers, fused hands or feet, broken joints, poor contact with the skateboard, floating, mismatched left and right shoes, excessive leg distortion, wrong perspective, shadows conflicting with the light source, overcast sky, gray sky, text, logos, translucency, excessive skin retouching, plastic-like skin.